Page({
 
  /**
   * 页面的初始数据
   */
  data: {
    play_flag: -1,
  },
  /**
   * 生命周期函数--监听页面初次渲染完成
   */
  onReady: function () {
    var that = this;
    that.data.videoContext = wx.createVideoContext('myVideo');
  },
  // 视屏播放
  bind_play() {
    var that = this;
    that.setData({
      play_flag: 0
    });
    that.data.videoContext.requestFullScreen({ direction: 90 });
    that.data.videoContext.play();
  },
})